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Finding the Third Proportional to 3,903,351.19 and 8,458,290

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Solution

The third proportional to 3,903,351.19 and 8,458,290 is: 18,328,524.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903,351.19 : 8,458,290 = 8,458,290 : x
  2. Step 2: Convert to fraction form
    3,903,351.19/8,458,290 = 8,458,290/x
  3. Step 3: Cross multiply
    3,903,351.19x = 8,458,290 × 8,458,290
  4. Step 4: Simplify right side
    3,903,351.19x = 71,542,669,724,100
  5. Step 5: Solve for x
    x = 71,542,669,724,100/3,903,351.19
  6. Step 6: Final answer
    x = 18,328,524.97

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.